Fig. 6

Representative microphotographs of immunohistochemical staining for α-smooth muscle antigen (SMA) in liver sections and percentage in area of positive immunostaining for α-SMA in the five groups (a, b). Gene expression of fibrosis in the liver of the five groups. Normalized mRNA expression of collagen 1 and 3 (c, d). Data are mean ± SD. *P < 0.05 vs. control; §P < 0.05, ¶P < 0.001 vs. vehicle